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Finding the Third Proportional to 20,950,407 and 45,102,673

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Solution

The third proportional to 20,950,407 and 45,102,673 is: 97,098,405.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,407 : 45,102,673 = 45,102,673 : x
  2. Step 2: Convert to fraction form
    20,950,407/45,102,673 = 45,102,673/x
  3. Step 3: Cross multiply
    20,950,407x = 45,102,673 × 45,102,673
  4. Step 4: Simplify right side
    20,950,407x = 2,034,251,111,744,929
  5. Step 5: Solve for x
    x = 2,034,251,111,744,929/20,950,407
  6. Step 6: Final answer
    x = 97,098,405.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.